Home / 53,427.33-73,681.43-34,285.05

Finding the Fourth Proportional to 53,427.33, 73,681.43 and 34,285.05

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Solution

The fourth proportional to 53,427.33, 73,681.43 and 34,285.05 is: 47,282.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427.33 : 73,681.43 = 34,285.05 : x
  2. Step 2: Convert to fraction form
    53,427.33/73,681.43 = 34,285.05/x
  3. Step 3: Cross multiply
    53,427.33x = 73,681.43 × 34,285.05
  4. Step 4: Simplify right side
    53,427.33x = 2,526,171,340.20
  5. Step 5: Solve for x
    x = 2,526,171,340.20/53,427.33
  6. Step 6: Final answer
    x = 47,282.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.